Examines the main issues currently confronting economists analysing training. Contrasts the human capital and institutional approaches and indicates that both have advantages and disadvantages. Outlines the major methodological issues in the area and concludes that the eradication of bias in...

Introduction The literature on earnings change has increasingly suggested that the key processes generating earnings inequality are those operating within the firm. However, there has been little empirical work on these phenomena, largely reflecting data deficiencies. Very few data‐sets on...